apt: Run remove commands noninteractively

Update callbacks used for async tasks

Minor doc update to s3 & ec2 modules

Add support for INI comments that begin with '#' or ';'

changed role path template to read all vars instead of just extra_vars

Proper packaging support for RHEL/CentOS 5 

S3folder

adding param to the ec2_vol module allowing custom iops setting when creating EBS volume

Correctly check for failed status from an async task.  Use runner_on_async_failed callback (instead of runner_on_failed) when an async task times out.  Add runner_on_async_ok callback when a task is started in fire and forget mode.

Adds some additional docs about the module parameters for s3
and ec2 modules.

Ini file format does not have a standard but ';' is used more often than '#' for comments

Update supervisorctl

Fixed the example.

I'm seeing ansible hang when trying to remove a package, and the hung
process is `whiptail` like in #2763. It looks like we only use
`APT_ENVVARS` and `DPKG_OPTIONS` for the `apt` commands in install()
and upgrade(). This change uses them in remove() as well, which fixes
the hang.

and the _meta hash contains a "hostvars", don't call --host hostname for any elements
and just serve them directly for performance enhancements with the external inventory
script and a large number of hosts.

Add urpmi as a package manager for mandriva-based distribution

Added support of an optional init method for action modules like rsync that need to alter the connection and other inject data before it's established.

event types for anything other than myapps here.

Add rpm_key module

Indexed items lookup plugin

Extra vars from file

NEW MODULE: dnsmadeeasy

Made Linode inventory module much faster.

Set default XMPP message type to 'chat'.

Pacman module: recursive remove support